128440613

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 156258432

約数和(自身を除く): 27817819

約数列:

[1, 7, 43, 47, 49, 301, 329, 1297, 2021, 2107, 2303, 9079, 14147, 55771, 60959, 63553, 99029, 390397, 426713, 2621237, 2732779, 2986991, 18348659, 128440613]

約数ペア:

[(1, 128440613), (7, 18348659), (43, 2986991), (47, 2732779), (49, 2621237), (301, 426713), (329, 390397), (1297, 99029), (2021, 63553), (2107, 60959), (2303, 55771), (9079, 14147)]